默翁的博客

<hibernate-configuration> <session-factory> <!-- 指定数据库所连接的驱动 --> <property name="connection.driver_class">com.mysql.jdbc.Driver</property> <!-- 指定数据库连接的url..

1.持久化对象的生命周期,事务的管理和持久化对象的增删查改都是通过session对象来完成2.hibernate在操作数据库之前必须先获得Session对象,相当于JDBC在操作数据库之前首先必须获得Connection对象一样3.Session对象不是线性安全的4.获取Session对象之后,hibernate内部不会获取操作数据库的java.sql.Connection对象,而是...

Configuration configuration=new Configuration().configure(); SessionFactory sessionFactory=configuration.buildSessionFactory(); Session session=sessionFactory.openSession(); Transaction tra...

public static void main(String[] args) { Configuration configuration=new Configuration().configure(); SessionFactory sessionFactory=configuration.buildSessionFactory(); Session session=sessi...

Criteria接口和Query接口类似,它允许创建并执行面向对象方式的查询,例如以下代码:public static void main(String[] args) { Configuration configuration=new Configuration().configure(); SessionFactory sessionFactory=configuration...

这个例子中以:公民与身份证号是一对一的关系public class TabPeople { private int id; private String name; private int sex; private int age; private IDCard idCard; public int getId() { return id; } ...

同样以商品和厂商为例,商品对厂商为多对1,则反过来,厂商对商品为1对多关系public class Product { private Integer id; private String name; private double price; private Factory factory; public Product(){} public Product(In...